366836666687 has 4 divisors (see below), whose sum is σ = 368886033720. Its totient is φ = 364787299656.

The previous prime is 366836666683. The next prime is 366836666689. The reversal of 366836666687 is 786666638663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 786666638663 = 181 ⋅4346224523.

It is a cyclic number.

It is not a de Polignac number, because 366836666687 - 2² = 366836666683 is a prime.

It is a super-4 number, since 4×366836666687⁴ (a number of 47 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 366836666687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366836666681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024683248 + ... + 1024683605.

It is an arithmetic number, because the mean of its divisors is an integer number (92221508430).

Almost surely, 2^366836666687 is an apocalyptic number.

366836666687 is a deficient number, since it is larger than the sum of its proper divisors (2049367033).

366836666687 is a wasteful number, since it uses less digits than its factorization.

366836666687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049367032.

The product of its digits is 1128701952, while the sum is 71.

The spelling of 366836666687 in words is "three hundred sixty-six billion, eight hundred thirty-six million, six hundred sixty-six thousand, six hundred eighty-seven".